14. State coherent detection? 1″. State non/coherent detection? 1$. Differentiate bet0een D%S! and ‘%S!? 1&. What is an +/rray data transmission? 1(. What is a standing 0ae? 1). Define reflection and transmission co/efficient? 2,. State different types of losses in transmission lines 21. Define modes? 22. What is the range of micro0aes? 23. What is the adantage of 0aeguides? 24. Define SW? 2″. Define solator? 2$. What is the principle of Directional coupler? 2&. State different types of Directional couplers? 2(. What is a !lystron? 2). State the classification of micro0ae tubes? 3,. What are 5/type and +/type tubes? 31. State application of klystron?